x402 List Submit a serviceSubmit
Menu

x402 service changes

Across the whole directory, x402 List has detected 116 payout address rotations and 1,877 price moves on the x402 wire in the last 90 days. Schema changes are listed below, not counted here.

What moved on the x402 wire. We fingerprint the full accepts[] on every probe, so a payout address rotation at an unchanged price shows up here even when nothing else moves. Newest first, last 90 days.

Also served as JSON and RSS.

--------

Showing changes for singit-ask only. show all services

Observed x402 service changes. Event timestamps are UTC.
Time (UTC)ServiceChangeEvidence
SingIt Ask schema changed
proof what moved

schema removed POST /v1/chat/claude-haiku-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"1500","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x4c934c63C786157Fefd990945b25eA60a0FB0205","name":"USD Coin","version":"2"}

schema removed POST /v1/chat/claude-opus-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"18524","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x93F6601151cCB08F333AB4B1CCcfb1e188c0bE44","name":"USD Coin","version":"2"}

schema removed POST /v1/chat/gpt-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"27117","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x14fDa13953Fc30428938E6BF950d036e77214e52","name":"USD Coin","version":"2"}

schema added POST /v1/chat/claude-haiku-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"1500","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x59B7Ebc67a3d627FABAF06768c818638452Ae704","name":"USD Coin","version":"2"}

schema added POST /v1/chat/claude-opus-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"18524","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0xCA5e87f82B3FA093800e6ad67D621A427D79c70D","name":"USD Coin","version":"2"}

schema added POST /v1/chat/gpt-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"27117","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x68EFaFE862d89cE66dd3D7B07d5A3747A0871164","name":"USD Coin","version":"2"}

SingIt Ask schema changed
proof what moved

schema removed POST /v1/chat/claude-haiku-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"1500","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x14fDa13953Fc30428938E6BF950d036e77214e52","name":"USD Coin","version":"2"}

schema removed POST /v1/chat/claude-opus-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"18524","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x772003A2E9c2cCC8af956870a37A66F64F8CEC38","name":"USD Coin","version":"2"}

schema removed POST /v1/chat/completions upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"1500","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x68EFaFE862d89cE66dd3D7B07d5A3747A0871164","name":"USD Coin","version":"2"}

schema removed POST /v1/chat/gpt-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"27117","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x93F6601151cCB08F333AB4B1CCcfb1e188c0bE44","name":"USD Coin","version":"2"}

schema added POST /v1/chat/claude-haiku-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"1500","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x4c934c63C786157Fefd990945b25eA60a0FB0205","name":"USD Coin","version":"2"}

schema added POST /v1/chat/claude-opus-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"18524","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x93F6601151cCB08F333AB4B1CCcfb1e188c0bE44","name":"USD Coin","version":"2"}

schema added POST /v1/chat/completions upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"1500","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x67B9CE703d9ce658d7C4ac3c289cEa112fE662Af","name":"USD Coin","version":"2"}

schema added POST /v1/chat/gpt-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"27117","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x14fDa13953Fc30428938E6BF950d036e77214e52","name":"USD Coin","version":"2"}

SingIt Ask schema changed
proof what moved

schema removed POST /v1/chat/claude-haiku-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"1500","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0xE72f0Af4CF41356d433723547F1412cA27FBB1B8","name":"USD Coin","version":"2"}

schema removed POST /v1/chat/claude-opus-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"18524","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x2A89407a98A0732b7fD578c4E156B7166540EB5A","name":"USD Coin","version":"2"}

schema removed POST /v1/chat/completions upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"1500","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x4c934c63C786157Fefd990945b25eA60a0FB0205","name":"USD Coin","version":"2"}

schema added POST /v1/chat/claude-haiku-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"1500","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x14fDa13953Fc30428938E6BF950d036e77214e52","name":"USD Coin","version":"2"}

schema added POST /v1/chat/claude-opus-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"18524","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x772003A2E9c2cCC8af956870a37A66F64F8CEC38","name":"USD Coin","version":"2"}

schema added POST /v1/chat/completions upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"1500","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x68EFaFE862d89cE66dd3D7B07d5A3747A0871164","name":"USD Coin","version":"2"}

SingIt Ask schema changed
proof what moved

schema removed POST /v1/chat/claude-haiku-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"1500","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x68EFaFE862d89cE66dd3D7B07d5A3747A0871164","name":"USD Coin","version":"2"}

schema removed POST /v1/chat/claude-opus-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"18524","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0xE72f0Af4CF41356d433723547F1412cA27FBB1B8","name":"USD Coin","version":"2"}

schema removed POST /v1/chat/completions upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"1500","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x64cC42B1cE598e3aBcfBB64Df4688521DDBf1f0A","name":"USD Coin","version":"2"}

schema removed POST /v1/chat/gpt-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"27117","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x8F5cB67B49555E614892b7233CFdDEBFB746E531","name":"USD Coin","version":"2"}

schema added POST /v1/chat/claude-haiku-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"1500","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0xE72f0Af4CF41356d433723547F1412cA27FBB1B8","name":"USD Coin","version":"2"}

schema added POST /v1/chat/claude-opus-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"18524","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x2A89407a98A0732b7fD578c4E156B7166540EB5A","name":"USD Coin","version":"2"}

schema added POST /v1/chat/completions upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"1500","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x4c934c63C786157Fefd990945b25eA60a0FB0205","name":"USD Coin","version":"2"}

schema added POST /v1/chat/gpt-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"27117","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x93F6601151cCB08F333AB4B1CCcfb1e188c0bE44","name":"USD Coin","version":"2"}

SingIt Ask schema changed
proof what moved

schema removed POST /v1/chat/claude-haiku-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"1500","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x93F6601151cCB08F333AB4B1CCcfb1e188c0bE44","name":"USD Coin","version":"2"}

schema removed POST /v1/chat/claude-opus-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"18524","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x625d8a65134079f8faAAc39a7947c73d93C6aC39","name":"USD Coin","version":"2"}

schema removed POST /v1/chat/completions upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"1500","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0xCA5e87f82B3FA093800e6ad67D621A427D79c70D","name":"USD Coin","version":"2"}

schema removed POST /v1/chat/gpt-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"27117","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x68EFaFE862d89cE66dd3D7B07d5A3747A0871164","name":"USD Coin","version":"2"}

schema added POST /v1/chat/claude-haiku-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"1500","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x68EFaFE862d89cE66dd3D7B07d5A3747A0871164","name":"USD Coin","version":"2"}

schema added POST /v1/chat/claude-opus-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"18524","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0xE72f0Af4CF41356d433723547F1412cA27FBB1B8","name":"USD Coin","version":"2"}

schema added POST /v1/chat/completions upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"1500","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x64cC42B1cE598e3aBcfBB64Df4688521DDBf1f0A","name":"USD Coin","version":"2"}

schema added POST /v1/chat/gpt-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"27117","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x8F5cB67B49555E614892b7233CFdDEBFB746E531","name":"USD Coin","version":"2"}

SingIt Ask schema changed
proof what moved

schema removed POST /v1/chat/claude-haiku-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"1500","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0xCA5e87f82B3FA093800e6ad67D621A427D79c70D","name":"USD Coin","version":"2"}

schema removed POST /v1/chat/claude-haiku-5.5 upto solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v USDC 2 300 {"billing":{"markupBps":3000,"maxChargeAtomic":"2440","mode":"actual_usage","settlementFeeAtomic":"2000","version":1},"paymentFlow":"escrow","receiverAuthorizer":"9dpHxn3XFZMZv59vE5MKxhfwGUCCgkcCUzYZLpdEm7ox","tokenProgram":"TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA","transactionVersions":[0],"withdrawDelay":300}

schema removed POST /v1/chat/claude-opus-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"18524","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x42dd53906B49c202E8E934b059dc019E04634b00","name":"USD Coin","version":"2"}

schema removed POST /v1/chat/claude-opus-5.5 upto solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v USDC 2 300 {"billing":{"markupBps":3000,"maxChargeAtomic":"19524","mode":"actual_usage","settlementFeeAtomic":"2000","version":1},"paymentFlow":"escrow","receiverAuthorizer":"9dpHxn3XFZMZv59vE5MKxhfwGUCCgkcCUzYZLpdEm7ox","tokenProgram":"TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA","transactionVersions":[0],"withdrawDelay":300}

schema removed POST /v1/chat/completions upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"1500","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x2A89407a98A0732b7fD578c4E156B7166540EB5A","name":"USD Coin","version":"2"}

schema removed POST /v1/chat/completions upto solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v USDC 2 300 {"billing":{"markupBps":3000,"maxChargeAtomic":"2429","mode":"actual_usage","settlementFeeAtomic":"2000","version":1},"paymentFlow":"escrow","receiverAuthorizer":"9dpHxn3XFZMZv59vE5MKxhfwGUCCgkcCUzYZLpdEm7ox","tokenProgram":"TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA","transactionVersions":[0],"withdrawDelay":300}

schema removed POST /v1/chat/gpt-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"27117","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x625d8a65134079f8faAAc39a7947c73d93C6aC39","name":"USD Coin","version":"2"}

schema removed POST /v1/chat/gpt-5.5 upto solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v USDC 2 300 {"billing":{"markupBps":3000,"maxChargeAtomic":"28117","mode":"actual_usage","settlementFeeAtomic":"2000","version":1},"paymentFlow":"escrow","receiverAuthorizer":"9dpHxn3XFZMZv59vE5MKxhfwGUCCgkcCUzYZLpdEm7ox","tokenProgram":"TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA","transactionVersions":[0],"withdrawDelay":300}

schema added POST /v1/chat/claude-haiku-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"1500","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x93F6601151cCB08F333AB4B1CCcfb1e188c0bE44","name":"USD Coin","version":"2"}

schema added POST /v1/chat/claude-haiku-5.5 upto solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v USDC 2 300 {"billing":{"markupBps":3000,"maxChargeAtomic":"2440","mode":"actual_usage","settlementFeeAtomic":"2000","version":1},"paymentFlow":"escrow","receiverAuthorizer":"9dpHxn3XFZMZv59vE5MKxhfwGUCCgkcCUzYZLpdEm7ox","tokenProgram":"TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA","transactionVersions":[0,1],"withdrawDelay":300}

schema added POST /v1/chat/claude-opus-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"18524","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x625d8a65134079f8faAAc39a7947c73d93C6aC39","name":"USD Coin","version":"2"}

schema added POST /v1/chat/claude-opus-5.5 upto solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v USDC 2 300 {"billing":{"markupBps":3000,"maxChargeAtomic":"19524","mode":"actual_usage","settlementFeeAtomic":"2000","version":1},"paymentFlow":"escrow","receiverAuthorizer":"9dpHxn3XFZMZv59vE5MKxhfwGUCCgkcCUzYZLpdEm7ox","tokenProgram":"TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA","transactionVersions":[0,1],"withdrawDelay":300}

schema added POST /v1/chat/completions upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"1500","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0xCA5e87f82B3FA093800e6ad67D621A427D79c70D","name":"USD Coin","version":"2"}

schema added POST /v1/chat/completions upto solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v USDC 2 300 {"billing":{"markupBps":3000,"maxChargeAtomic":"2429","mode":"actual_usage","settlementFeeAtomic":"2000","version":1},"paymentFlow":"escrow","receiverAuthorizer":"9dpHxn3XFZMZv59vE5MKxhfwGUCCgkcCUzYZLpdEm7ox","tokenProgram":"TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA","transactionVersions":[0,1],"withdrawDelay":300}

schema added POST /v1/chat/gpt-5.5 upto eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 120 {"assetTransferMethod":"permit2","billing":{"markupBps":3000,"maxChargeAtomic":"27117","mode":"actual_usage","settlementFeeAtomic":"1000","version":1},"facilitatorAddress":"0x68EFaFE862d89cE66dd3D7B07d5A3747A0871164","name":"USD Coin","version":"2"}

schema added POST /v1/chat/gpt-5.5 upto solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v USDC 2 300 {"billing":{"markupBps":3000,"maxChargeAtomic":"28117","mode":"actual_usage","settlementFeeAtomic":"2000","version":1},"paymentFlow":"escrow","receiverAuthorizer":"9dpHxn3XFZMZv59vE5MKxhfwGUCCgkcCUzYZLpdEm7ox","tokenProgram":"TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA","transactionVersions":[0,1],"withdrawDelay":300}

Measurement methodology

Page snapshot as of .

JSON · Measurement methodology · Home